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research Crystal Structure and Synthesis of 3.BETA.-Benzoyloxy-4-pregnen-16.ALPHA.,17.ALPHA.-epoxy-6,20-dione
This study reports the crystal structure of C28H32O5, revealing its monoclinic symmetry, unit-cell dimensions, and molecular conformation.
research Anticancer activity of cepharanthine on non-small cell lung cancer cells
In this study, researchers found that cepharanthine significantly inhibited the growth of non-small cell lung cancer cells by inducing apoptosis through ROS generation and altering multiple signaling pathways, suggesting potential as a novel lung cancer treatment.
research 270 A novel small compound HPH-15 antagonizes TGF-β/Smad signaling and ameliorates experimental skin fibrosis
In this study, HPH-15, a newly synthesized compound, demonstrated potential in reducing skin fibrosis in a mouse model by targeting underlying pathogenic mechanisms and exhibited a good safety profile, warranting further clinical trials for fibrotic skin disorders like systemic sclerosis.
research Estrogenic Potential of 2-Alkyl-4-(thio)chromenone 6-O-Sulfamates: Potent Inhibitors of Human Steroid Sulfatase
This study found that compound 2g inhibits steroid sulfatase effectively without exhibiting estrogenic activity, making it a promising candidate for breast cancer treatment.
research Synthesis and Pharmacological Evaluation of New 16-Methyl Pregnane Derivatives.
This study found that several new pregnane derivatives, especially steroids 16 and 19, demonstrated higher antiandrogenic activity on male hamster models than the commonly used finasteride.
research FPRL1 Receptor Agonist Peptides Prevent Etoposide-Induced Alopecia in Neonatal Rats
Certain peptides can prevent hair loss in young rats caused by a cancer drug.
research Polymeric Micelle Nanocarriers for the Cutaneous Delivery of Tacrolimus: A Targeted Approach for the Treatment of Psoriasis
This study found that MPEG-dihexPLA micelles significantly improved the skin deposition of tacrolimus compared to a marketed ointment, suggesting better targeted delivery with reduced systemic absorption.
research P311 induces the transdifferentiation of epidermal stem cells to myofibroblast-like cells by stimulating transforming growth factor β1 expression
This study found that P311 triggers transdifferentiation of epidermal stem cells into myofibroblast-like cells via TGFβ1/Smad signaling during wound healing.
research A Multi-Donor Ex Vivo Platelet Activation and Growth Factor Release Study Using Electric Pulses With Durations Up to 100 Microseconds
In this study, researchers demonstrated that treating platelet rich plasma with microsecond pulsed electric fields effectively activates platelets and induces similar or higher growth factor release compared to traditional bovine thrombin, suggesting a potential clinical use that may be more cost-effective and practical.
research Rapid Formation of Cell Aggregates and Spheroids Induced by a “Smart” Boronic Acid Copolymer
In this study, cell membrane remodeling with a thermoresponsive boronic acid copolymer was shown to rapidly form spheroids from cancer or cardiac cell lines under standard conditions, promising advances in tissue engineering.
research The prevention of benign prostatic hyperplasia (bph)
This research suggests that the enzyme Phospholipase D from E. coli is a strong candidate as the underlying cause of benign prostatic hyperplasia, potentially mediated by its conversion to lysophosphatidic acid in the prostate.
research Epidermal growth factor, but not cortisol, suppresses fibre growth in cultured follicles
This study found that epidermal growth factor significantly reduced fibre growth in cultured Tukidale and Romney hair follicles, while cortisol had no effect on follicle growth.
research Finasteride blocks progesterone synthesis in MA-10 Leydig tumor cells
In this study, finasteride inhibited progesterone synthesis in mouse-derived MA-10 Leydig tumor cells by blocking cholesterol side-chain cleavage, but human and rat cells showed minimal sensitivity.
research Treatment of Cultured Sebocytes with an EGFR Inhibitor Does Not Lead to Significant Upregulation of Inflammatory Biomarkers
This study found that EGFR inhibitors and ligands did not significantly affect the expression of inflammatory biomarkers in cultured sebocytes, except for a notable increase in IL-1 expression with EGF treatment.
research Alkyl shikimates promote proliferation of human dermal fibroblasts and exhibit structure–activity relationships
This study found that alkyl shikimates with different alkyl group structures can increase or decrease fibroblast proliferation depending on concentration and alkyl chain length, with some variants showing cytotoxic effects due to their hydrophobicity and cell membrane permeability.
research PC-SPES Studies Promising, But Manufacturer Shuts Down
This study presented at the ASCO Annual Meeting reported that the epidermal growth factor receptor antibody ABX-EGF showed preliminary efficacy in renal cell cancer patients, with tolerable side effects, while bortezomib demonstrated clinical benefit in a significant proportion of multiple myeloma patients.
research 272 Structural changes in human skin after topical application of glucocorticoids assessed by in vivo imaging technologies
This study evaluated the effects of topical glucocorticoids on human skin using non-invasive imaging methods and observed changes such as alterations in skin layer thickness, keratinocyte size, and collagen and elastin signal intensity.
research The Modulation of Aromatase and Estrogen Receptor Alpha in Cultured Human Dermal Papilla Cells by Dexamethasone: A Novel Mechanism for Selective Action of Estrogen via Estrogen Receptor Beta?
This study found that dexamethasone significantly reduced ERα mRNA levels and increased aromatase mRNA and activity in cultured human hair follicle dermal papilla cells, suggesting a glucocorticoid-dependent mechanism for estradiol action.
research Evaluation of methotrexate-loaded surfactants, ceramides and cholesterol-based lamellar phases as a topical treatment for psoriasis
In this study, two methotrexate-loaded liquid crystal formulations for topical application showed immunomodulatory effects and induced skin changes in mice with imiquimod-induced psoriasis.
research Betamethasone actives cultured amelanotic melanocytes derived from outer root sheath of human hair follicle
This study found that betamethasone increased tyrosinase activity and melanin content in amelanotic melanocytes from human hair follicles, suggesting a potential mechanism for glucocorticoid treatment in vitiligo.
research ยาฉดไซโปรเทอโรนอะซเตทปลดปลอยนาน ชนดใชนำมนมะพราวผสมตวทำละลายเปนนำกระสายยา Cyproterone Acetate Sustained-Release Injection Using Mixed Coconut Oil/Solvent as Vehicle
The study found that cyproterone acetate could be released over 15 days using coconut oil mixed with certain wax inhibitors, though further safety studies are needed.
research Phosphodiesterase inhibitors and prostaglandin analogues in dermatology: A comprehensive review
This review found that oral and topical phosphodiesterase inhibitors and topical prostaglandin analogues are safe and effective treatments for various skin diseases, including psoriasis, atopic dermatitis, vitiligo, and alopecia.
research Cortisol Enhances the Expression of mac25/Insulin-Like Growth Factor-Binding Protein-Related Protein-1 in Cultured Osteoblasts**This work was supported by NIDDK Grant DK-45227 and a scholarship (to R.C.P.) from Fundacao Coordenacao de Aperfeicoa mento de Pessoal de Nivel Superior (CAPES), Universidade de Sao Paulo (Sao Paulo, Brazil).
This study found that cortisol increases mac25/IGFBP-rP1 expression in osteoblast-enriched cells from fetal rat calvariae, indicating transcriptional regulation which may influence IGF and insulin effects in bone.
research Anabolic potential of bone mineral in human periosteal fibroblasts using steroid markers of healing
In this study, a deproteinized bone mineral showed potential to increase DHT production, suggesting an anabolic effect on human periosteal fibroblasts with possible implications for wound healing.
research Core-shell nanocarriers based on PEGylated hydrophobic hyperbranched polyesters
This study found that biodegradable hyperbranched polyesters improved the solubility and loading capacity of hydrophobic drugs, with complete pyrene release achieved in 16 days under enzymatic conditions.
research A phase 1b study of chemo-immunotherapy with pegylated liposomal doxorubicin and Pembrolizumab in estrogen receptor positive metastatic breast cancer
In this phase 1B study, patients with ER-positive/HER2-negative metastatic breast cancer receiving combined pegylated liposomal doxorubicin and pembrolizumab had a disease control rate of 67% with responses lasting a median of 11 months; the treatment was well tolerated and showed potential for extended use.
research Implication of allopregnanolone in the antinociceptive effect of N -palmitoylethanolamide in acute or persistent pain
This study observed that N-palmitoylethanolamine (PEA) may relieve pain by enhancing de novo neurosteroid synthesis, evidenced by increased allopregnanolone levels and protein expression in pain models, dependent on PPAR-α.
research Antiandrogenic activity of Riboflavin 5′-phosphate (FMN) in 22Rv1 and LNCaP human prostate cancer cell lines
In this study, FMN was found to inhibit androgen receptor function and androgen-regulated gene expression in prostate cancer cells, suggesting potential as an antiandrogen therapy.
research Pemphigus Vulgaris IgG and Methylprednisolone Exhibit Reciprocal Effects on Keratinocytes
This study found that methylprednisolone can block IgG-induced keratinocyte detachment in an animal model of pemphigus vulgaris, potentially by increasing the synthesis and modifying adhesion molecules.